WO2005059271A1 - Verrou transversal pour coffrage rond en beton et coffrage rond en beton - Google Patents

Verrou transversal pour coffrage rond en beton et coffrage rond en beton Download PDF

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Publication number
WO2005059271A1
WO2005059271A1 PCT/DE2004/002631 DE2004002631W WO2005059271A1 WO 2005059271 A1 WO2005059271 A1 WO 2005059271A1 DE 2004002631 W DE2004002631 W DE 2004002631W WO 2005059271 A1 WO2005059271 A1 WO 2005059271A1
Authority
WO
WIPO (PCT)
Prior art keywords
crossbar
formwork
concrete
edge
bolt
Prior art date
Application number
PCT/DE2004/002631
Other languages
German (de)
English (en)
Inventor
Artur Schwörer
Original Assignee
Peri Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Peri Gmbh filed Critical Peri Gmbh
Priority to US10/582,772 priority Critical patent/US7744057B2/en
Priority to CA002549483A priority patent/CA2549483C/fr
Priority to EP04802840A priority patent/EP1704293B1/fr
Publication of WO2005059271A1 publication Critical patent/WO2005059271A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/062—Forms for curved walls
    • E04G11/065—Forms for curved walls with mechanical means to modify the curvature
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G9/00—Forming or shuttering elements for general use
    • E04G9/02—Forming boards or similar elements
    • E04G2009/023—Forming boards or similar elements with edge protection
    • E04G2009/025—Forming boards or similar elements with edge protection by a flange of the board's frame

Definitions

  • the invention relates to a crossbar for fastening to a formwork element of a concrete formwork, preferably a concrete circular formwork, with a first crossbar end area at a first crossbar end arranged in the longitudinal direction of the crossbar, the crossbar having at least one elongated hole and at least one round hole, and a concrete circular formwork made of formwork elements with a such crossbar. Furthermore, a crossbeam bracket with which the crossbolt can be fastened to the formwork element of the circular concrete formwork is arranged or formed on the crossbeam. Circular concrete formwork of this type is used to form curved or curved walls.
  • the G 89 08 345 U1 discloses crossbeams for circular concrete formwork and concrete circular formwork.
  • the crossbars have round holes, adjacent crossbars being connected via a telescopic spindle arrangement to a spindle which is screwed into screw thread holes of bolts, the bolts being inserted into the round holes of the crossbars.
  • a disadvantage of this concrete edge formwork is that, in order to stabilize the crossbeams, the adjacent crossbeams have to be fixed with a further stabilizing crossbeam. This leads to an increased assembly effort and to a large construction depth of the concrete wall formwork, which is a hindrance especially when space is limited.
  • EP 1 321 601 A1 discloses a generic cross bar. In one end area of the crossbar, the crossbar is fastened to a longitudinal bar of the circular concrete formwork with a bolt that is passed through an elongated hole, and in another end area, the crossbar is fastened to a second longitudinal bar with another bolt that is passed through a round hole.
  • the crossbeam has a transom holder with which it is attached to the circular concrete formwork via a telescopic spindle arrangement. With this circular concrete formwork, too, it is disadvantageous that in order to stabilize the crossbeams, the adjacent crossbeams have to be fixed with a further stabilizing crossbeam.
  • the stabilizing crossbars of EP 1 321 601 A1 are also connected to one another with telescopic spindle arrangements. This arrangement leads to a very high installation effort and to the fact that the arrangement must be installed by specially trained specialists.
  • the invention has for its object to provide a crossbar for a concrete wall formwork and a concrete wall formwork that avoid the disadvantages of the prior art, in particular are simple and inexpensive to use and have the smallest possible depth. This object is achieved by the devices of the independent claims.
  • the dependent claims represent preferred embodiments of the invention.
  • the crossbeam has a crossbeam holder with which the crossbeam can be fastened to a formwork element of a concrete formwork, preferably a circular concrete formwork, and a first crossbeam end region on a first crossbolt end arranged in the longitudinal direction of the crossbeam, the crossbeam at least has an elongated hole and at least one round hole.
  • the elongated hole and the round hole preferably in the longitudinal direction of the cross bar, are arranged next to one another in the first cross bar end region.
  • the crossbar is preferably designed as a one-piece part, e.g. is made of steel.
  • Crossbars according to the invention can be arranged overlapping at their crossbar ends.
  • the elongated hole and the round hole of a cross-bar end region can come to lie one above the other in such a way that they form bolt bushings, the elongated hole of a first coming to rest on the round hole of a second cross-bar according to the invention.
  • the crossbars v are then connected to one another via the bolts and the overlapping crossbar ends by the crossbar ends themselves and the link shape of the elongated holes.
  • the cross bar ends are then connected to one another in such a way that they can absorb a bending moment and yet can be angled and telescoped against one another. When telescoping, the connected crossbars change into a defined angular shape.
  • the crossbar according to the invention preferably has a second crossbar end area on a second crossbar end arranged opposite the first crossbar end in the longitudinal direction of the crossbar, the crossbar end areas each having at least one round hole arranged next to at least one elongated hole, preferably in the longitudinal direction of the crossbar.
  • Crossbars of this type can be joined on both sides in the longitudinal direction of the crossbars with their ends overlapping. This makes it possible to build up a crossbar assembly composed of many crossbars according to the invention.
  • the elongated holes and the round holes are preferably arranged mirror-symmetrically to one another.
  • the latch holder is preferably hat-shaped or trapezoidal. This enables good transmission of a bending moment exerted by the crossbeam to the formwork facing of the circular concrete formwork.
  • the transom bracket of the transom according to the invention preferably has openings for the implementation of a screw connection for fastening the transom ice to the circular concrete formwork.
  • the crossbars according to the invention can be easily attached to the concrete wall formwork at predetermined fastening points.
  • Rigid fastening enables a defined transfer of bending moments to the formlining, ie the shape of the formlining can be set exactly.
  • the bolt holder is preferably arranged in a central region of the cross bolt between the cross bolt ends on the cross bolt. This will make one Symmetrical bending moment transmission enables, which is particularly advantageous for circular concrete formwork, for encasing circular concrete curves.
  • the crossbar has a second crossbar end arranged opposite the first crossbar end in the longitudinal direction of the crossbar, the crossbar holder being arranged or formed on the second crossbar end.
  • the latch holder is then formed opposite the first cross bar end, seen in the longitudinal direction of the cross bar.
  • a crossbeam of this type is suitable as an edge crossbeam for circular concrete formwork.
  • the crossbar can be attached to the edge of the circular concrete formwork in such a way that it does not protrude beyond the edge, which enables flush formwork with other formwork elements.
  • the latch bracket of the edge cross bar is preferably connected to the edge support element, in particular welded.
  • Such an edge support element is preferably designed such that it takes over the function of a longitudinal bar, i.e. the formlining to which it is attached is stiffened in the longitudinal direction, perpendicular to the crossbars or for their alignment on the formlining. This embodiment facilitates the assembly of the edge cross bar.
  • the cross bar according to the invention is preferably designed as a U-shaped profile, or has a U-shaped profile, the cross bar end regions of the cross bar ends each being designed as extensions of both legs of the U-shaped profile.
  • the elongated hole and the round hole in each case in a cross-bar end region penetrate both extensions of the cross-bar end in such a way that bolt bushings are formed.
  • This embodiment makes it possible to provide a very rigid crossbar with low material consumption or low weight.
  • Such a cross bar can be stamped and / or bent from a sheet metal. be put. Due to the fact that the holes penetrate both extensions, tilting of a bolt passed through the holes is avoided. Reliable guidance for the bolt is created.
  • the bolt holder is rigidly connected to the cross bolt, preferably welded.
  • the rigid connection enables a precise transfer of a bending moment exerted by the crossbars to the formwork skin, whereby a torsionally rigid connection of the crossbar according to the invention to the concrete wall formwork is ensured. If the transom bracket is welded to the cross bolt, the assembly effort is minimized while ensuring a very reliable connection.
  • the slot shape of the elongated hole or the elongated holes has at least one bend in the longitudinal direction thereof, the shape of the bend corresponding to a rounding of a concrete wall to be formed with the concrete wall formwork. This provides a steering function in the slot when telescoping the spindle arrangement. A very simple assembly of the circular concrete formwork is made possible.
  • cross bolts according to the invention are fastened to a concrete circular formwork with at least one formwork element with a formlining such that a crossbar end of a first crossbar at least partially overlaps a crossbar end of a second crossbar.
  • the elongated hole of the first cross-bar end overlaps with the round hole of the second cross-bar end in such a way that a first bolt bushing is formed and the elongated hole of the second cross-bar end overlaps with the round hole of the first cross-bolt end in such a way that a second pin bushing is formed.
  • the bolt sections consisting of individual crossbars according to the invention form a rigid crossbar assembly, the bolt sections being able to be angled against one another in the context of the backdrop of the elongated holes when bolts are inserted into the bolt bushings.
  • the circular concrete formwork according to the invention can be used both as inner and outer formwork.
  • the curvature of the circular concrete formwork is formed by the connection of all crossbeams and edge crossbeams and not by the formlining itself.
  • the formlining can be easily replaced if necessary.
  • the crossbars are connected at their overlapping crossbar ends via a telescopic spindle arrangement to a spindle which connects two bolts.
  • the bolts are arranged in the first and second bolt bushings. This arrangement enables a flexible adjustment of a radius of curvature of the formlining by simply telescoping the spindle arrangement.
  • the bolts of the spindle arrangement each have a screw thread hole, the spindle being screwed into the screw thread holes and one of the screw thread holes being designed as a left-hand thread and the other as a right-hand thread. It is a simple and proven spindle arrangement, which enables a very rigid shape of the overall crossbar.
  • support elements and edge support elements are preferably fastened to the formwork skin of the formwork elements, the crossbeams in turn being fastened to the support elements or edge support elements with their bolt holders.
  • the carrier elements preferably assume the function of longitudinal bars. If the crossbeams according to the invention are fastened to existing support elements and not directly to the formwork skin, damage to the formwork skin is avoided when installing the circular concrete formwork.
  • the carrier elements meet particularly cheap the function of longitudinal bolts, since they then have a dual functionality. Additional elements are not required.
  • the longitudinal beams of the circular formwork which are necessary anyway, can also serve as support elements for the crossbeams according to the invention.
  • the crossbars according to the invention are rigidly, in particular torsionally rigid, fastened to the carrier elements.
  • the carrier elements preferably have cutouts for the implementation of anchors and / or for fastening work platforms and / or for connecting any connection elements. As a result, the stable support function of the carrier elements can be used for other purposes.
  • At least one crossbar is attached to the edge support element, which is designed as an edge crossbar, the edge support element having a resilient flap which is arranged on a side of the edge support element which faces away from the edge of the formlining.
  • the tab is fastened and designed on the formlining in such a way that the tab follows the bending direction of the formwork when the tab is subjected to a force via the crossbars.
  • the edge profile is rigidly attached to an edge of the formlining, at least one edge cross bar according to the invention being attached to the edge support element.
  • the edge support element has a resilient flap which is arranged on a side of the edge support element which faces away from the edge of the formlining.
  • the tab is attached to the formlining in such a way that a bending moment is exerted on the formwork when the tab is pressed against the formwork.
  • This edge support element can also be used without the crossbars according to the invention. It has the advantage that the bend imposed on the formwork skin is forced up to the edge of the formwork skin. Without such a tab, a forced bend runs tangentially at the edge of the formlining. Ie the bend merges into a more or less wide straight section at the edge of the formlining.
  • the resilient flap enables a round shape up to the edge of the formlining. In the marginal area is the formlining itself is rigidly connected to the edge profile of the edge support element, nevertheless the rounding is propagated to the edge of the formwork skin by the resilient flap.
  • the tab is preferably pressed onto the formlining by means of an edge crossbar attached to the edge support element.
  • the edge support profiles enable the edge of the formwork skin to be stiffened, while at the same time a desired bend is continued up to the edge
  • FIG. 1 shows a crossbar according to the invention with two crossbar ends, each having a round hole and an elongated hole in crossbar end areas;
  • Fig. 2 shows a crossbar according to the invention in an embodiment as an edge crossbar
  • 3a and 3b show a concrete circular formwork according to the invention in two different views
  • FIG. 4a shows the circular concrete formwork according to the invention from FIG. 3 in a cross section along a crossbar assembly, which is composed of several crossbars according to the invention;
  • FIG. 4b shows a detail from FIG. 4a
  • Fig. 5 shows a cross section of an edge support element with a resilient flap.
  • FIG. 1 shows a cross bar 1 according to the invention with a trapezoidal bar holder 2 in the region of the center of the cross bar and with two cross bar ends, each of which has an elongated hole 3 and a round hole 4 in cross bar end regions 5.
  • the cross bar end regions 5 are each located at one end of the cross bar 1 and are arranged opposite one another in the longitudinal direction of the cross bar 1.
  • 1 fastening points 6 are formed as drill holes on the crossbar. Any connection elements can be fixed at these attachment points 6.
  • the transom holder 2 has openings 10. Through these openings 10, for example, screws can be carried out in order to screw the crossbar 1 to the concrete circular formwork.
  • the latch bracket 2 is formed from a U-shaped profile and connected to the cross bar 1 via a weld seam 11.
  • the round hole 4 and the elongated hole 3 are each arranged side by side in the longitudinal direction of the cross bar 1.
  • the elongated hole 3 in the cross bar end region 5 is in each case closer to the respective cross belt Gelende formed as the round hole 4.
  • the slot shape of the elongated holes 3 has in the longitudinal direction of a bend which is designed such that it corresponds to the shape of a concrete wall to be concreted.
  • Fig. 2 shows a cross bar according to the invention, which is designed as an edge cross bar 20.
  • the edge cross bar 20 has a cross bar end with likewise an elongated hole 3 and a round hole 4 in a cross bar end area 5, and a bar holder 2 at the cross bar end diametrically thereto.
  • the bolt holder 2 is connected to a support element 21 in the edge area of a circular concrete formwork.
  • Circular concrete formwork elements each of which has edge crossbeams 20 according to the invention, can be connected to one another by means of a preferably telescopic spindle arrangement via the edge connection round holes 22 of the edge crossbeams 20.
  • FIGs. 3a and 3b each show a concrete formwork 100 according to the invention.
  • 3a shows a top view of the concrete circular formwork 100
  • FIG. 3b shows a perspective oblique view of the concrete circular formwork 100.
  • the concrete circular formwork 100 consists of two partial concrete circular formworks (formwork elements 110, 120).
  • the formwork elements 110, 120 each have three support elements 102 that perform the function of longitudinal bars.
  • Recesses 103 are arranged in the carrier elements 102, for example for the implementation of concrete formwork anchors (not shown).
  • the carrier elements 102 are shaped as trapezoidal profiles in accordance with the shape of the latch holders 2. As a result, the trapezoidal latch brackets 2 can be precisely fitted and rigid to the carrier elements 102, for example screwed tight.
  • the edge support elements 104 arranged at the edges in the bending direction of the formwork elements 110, 120 are designed as edge profiles.
  • the circular concrete formwork 100 has an arrangement on each formwork element 110, 120 that is composed of three crossbeams 1 according to the invention.
  • three crossbars 1 according to the invention are fastened to each support element 102, as seen over the height of the circular concrete formwork 100.
  • three edge crossbars 20 are fastened, as seen over the height of the formwork elements 110, 120.
  • Adjacent crossbars 1 and edge bars 20 adjacent to crossbars 1 overlap at abutting crossbar ends 106.
  • the overlapping crossbar ends 106 can, for example, be pushed one above the other.
  • the cross bar ends 106 can all be shaped identically.
  • the cross bar ends 106 can, however, also be pushed into one another. Then the crossbar ends 106 must be dimensioned differently, so that a narrower crossbar end 106 can be inserted into a wider crossbar end 106.
  • each cross bar 1 can have a narrower and a wider cross bar end 106, or two differently dimensioned cross bars 1 are used, one cross bar 1 having narrower and the other wider cross bar ends 106.
  • the overlapping cross bar ends 106 overlap in such a way that the elongated hole of one cross bar end comes to rest over the round hole of the adjacent cross bar end.
  • two bolt feedthroughs are formed from a pair of overlapping transverse locking ends 106, the bolt feedthroughs due to the fact that there is one elongated hole per bolt feedthrough when the formwork is bent flexibly.
  • the spindle assembly 130 consists of a spindle 131 and two bolts 132 with screw holes into which the spindle 131 is screwed (see also FIG. 4a).
  • the bolts 132 are each passed through a bolt bushing.
  • the spindle 131 has a right-hand thread on one side and a left-hand thread on the other side.
  • the spindle arrangement 130 By rotating the spindle 131 about its longitudinal axis, depending on the direction of the rotation, the spindle arrangement 130 is telescoped, ie lengthened or shortened, and a curvature of the cross-bar assembly can be set, this curvature of the formlining 101 being forced on.
  • Adjacent edge cross bars 20 of the two formwork elements 110, 120 can also be connected to one another with such a spindle arrangement 130, one of the two bolts being inserted into an edge connection hole 22 of one of the adjacent edge cross bars 20.
  • the transition of the formwork skins 101 of the abutting formwork elements 110, 120 can be set almost smoothly, ie without an angular transition. It goes without saying that the adjoining formwork elements 110, 120 are held together by known turnbuckles (not shown in the figures).
  • FIG. 4a shows the circular concrete formwork according to the invention from FIG. 3 in a cross section along a crossbar assembly which is composed of a plurality of crossbars 1, 20 according to the invention.
  • 4b shows a section IVb from FIG. 4a with a crossbar 1 according to the invention and an edge crossbar 20 according to the invention.
  • the crossbar assembly spans both formwork elements 110, 120. It consists of three crossbars 1 according to the invention and two edge crossbars 20 according to the invention per formwork element 110, 120.
  • the adjacent crossbars 1 and crossbars 1 with edge crossbars 20 overlap with their end regions.
  • the overlapping crossbar ends are connected to telescopic spindle arrangements 130.
  • An edge support element 104 is attached to the edges of the formwork skin 101 in the direction of bending.
  • the edge support elements 104 (edge profile) each have a resilient tab 203 in the direction of the formlining 101 to which they are attached.
  • the resilient tab 203 is pressed in the direction of the formlining 101 by the cross bar 20, which is fastened to the associated edge support element 104, in connection with the formwork facing behind in such a way that a bending moment is exerted on the formwork facing 201.
  • Contiguous Formwork elements 110, 120 abut each other with an edge support element 104.
  • FIG. 4b it can be clearly seen how a trapezoidal latch holder 2 is attached to a trapezoidal carrier element 102 with a precise fit.
  • FIG. 5 shows a cross section of an edge support element 104 with a resilient flap 203, as is already shown in FIGS. 4a and 4b.
  • Such an edge support element 104 can also be used in the case of circular concrete formwork which does not have the crossbeams according to the invention.
  • a concrete formwork with such an edge support element 104 thus represents a separate invention.
  • the edge support element 104 is designed as an edge profile.
  • the edge support element 104 also has the resilient tab 203.
  • This resilient tab 203 together with the formwork skin 101, via which the formwork skin 101 is fastened to the edge support element 104, forms a spacing space 206.
  • the edge support element 104 has a fastening hole 204 on the resilient tab 203.
  • the tab 203 can be screwed to the formlining 201 at this fastening hole 204.
  • the edge support element 104 has a rail 202 on the edge profile, which comprises an edge of the formlining 101.
  • the rail 202 with its longitudinal extension on the inside, which directly faces the formwork skin 101, corresponds to the thickness of the formwork skin 101 and is almost flush with the formwork skin 101 with its outer edge. If an edge crossbar is welded to the edge support element 104, it presses in the area of the space 206 against the tab 203. Since the tab 203 is firmly screwed to the formlining 101, a bending moment is exerted on the formwork skin 101. As a result, a desired curvature of the circular concrete formwork can be continued up to the edge of the formwork skin 101.
  • a crossbar 1 is proposed for fastening to a formwork element 110, 120 of a concrete formwork 100, preferably a circular concrete formwork, with a first crossbar end region at a first crossbar end arranged in the longitudinal direction of the crossbar 1, the crossbar 1 having at least one elongated hole and at least one round hole, and a concrete circular formwork Formwork elements 110, 120 with such a crossbar.
  • a crossbeam holder 2 with which the crossbolt 1 can be fastened to the formwork element 110, 120 of the circular concrete formwork, is arranged on the crossbeam.
  • the elongated hole 3 and the round hole 4 are, preferably seen in the longitudinal direction of the cross bar 1, arranged side by side in the first cross bar end region.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

L'invention concerne un verrou transversal (1) destiné à être fixé à un élément (110,120) de coffrage en béton (100), de préférence un coffrage rond en béton. Ce verrou transversal comporte une première zone terminale disposée à une première extrémité du verrou dans le sens longitudinal de celui-ci (1), lequel (1) comporte au moins un orifice allongé et au moins un orifice circulaire. L'invention porte également sur un coffrage rond en béton composé d'éléments de coffrage (110,120) et d'un verrou transversal de ce type. Le verrou transversal de l'invention comprend une fixation (2) qui permet de fixer le verrou transversal (1) à l'élément (110,120) du coffrage rond en béton. L'orifice allongé (3) et l'orifice circulaire (4), vu de préférence dans le sens longitudinal du verrou transversal (1), sont disposés l'un à côté de l'autre dans la première zone terminale du verrou transversal.
PCT/DE2004/002631 2003-12-16 2004-11-27 Verrou transversal pour coffrage rond en beton et coffrage rond en beton WO2005059271A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US10/582,772 US7744057B2 (en) 2003-12-16 2004-11-27 Curved concrete formwork
CA002549483A CA2549483C (fr) 2003-12-16 2004-11-27 Coffrage a beton
EP04802840A EP1704293B1 (fr) 2003-12-16 2004-11-27 Coffrage ronde pour beton

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10358886A DE10358886B4 (de) 2003-12-16 2003-12-16 Betonrundschalung
DE10358886.8 2003-12-16

Publications (1)

Publication Number Publication Date
WO2005059271A1 true WO2005059271A1 (fr) 2005-06-30

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ID=34683379

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Application Number Title Priority Date Filing Date
PCT/DE2004/002631 WO2005059271A1 (fr) 2003-12-16 2004-11-27 Verrou transversal pour coffrage rond en beton et coffrage rond en beton

Country Status (6)

Country Link
US (1) US7744057B2 (fr)
EP (1) EP1704293B1 (fr)
CA (1) CA2549483C (fr)
DE (1) DE10358886B4 (fr)
ES (1) ES2299890T3 (fr)
WO (1) WO2005059271A1 (fr)

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DE102016205605A1 (de) * 2016-04-05 2017-10-05 Peri Gmbh Riegel

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ES2335732B8 (es) * 2009-07-15 2012-08-01 Sistemas Tecnicos De Encofrados S.A. Panel ajustable para el encofrado de muros curvos
DE102012203729A1 (de) * 2012-03-09 2013-09-12 Peri Gmbh Deckenschalungspaneel, Deckenträger und Deckenschalungssystem
CN103866973A (zh) * 2014-03-30 2014-06-18 青岛一建集团有限公司 一种三维弧形悬挑砼构件模板支设装置
WO2018211152A1 (fr) * 2017-05-15 2018-11-22 Sistemas Tecnicos De Encofrados, S.A. Panneau pour coffrage et système de coffrage comprenant ledit panneau
CN111550035B (zh) * 2019-03-05 2021-08-17 广西良创建筑铝模科技有限公司 一种铝合金模板和pc构件搭接结构
CN113073844A (zh) * 2021-04-13 2021-07-06 贵州建工集团第四建筑工程有限责任公司 现浇混凝土大截面梁分层浇筑模板体系及其施工方法

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DE10358886B4 (de) 2012-06-06
DE10358886A1 (de) 2005-07-21
EP1704293B1 (fr) 2008-02-20
EP1704293A1 (fr) 2006-09-27
CA2549483C (fr) 2009-08-11
US20070108367A1 (en) 2007-05-17
ES2299890T3 (es) 2008-06-01
CA2549483A1 (fr) 2005-06-30
US7744057B2 (en) 2010-06-29

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